fix #266

CHANGES.rst

@@ -1,3 +1,7 @@
+0.8.1 (2020-04-14)
+-------------------
+- fix #266
+
 0.8.0 (2020-04-10)
 -------------------
 - docxtpl is now able to use latest python-docx (0.8.10). Thanks to Dutchy-@github.

docxtpl/__init__.py

@@ -7,7 +7,7 @@ Created : 2015-03-12
 import functools
 import io
 
-__version__ = '0.8.0'
+__version__ = '0.8.1'
 
 from lxml import etree
 from docx import Document
@@ -492,7 +492,9 @@ class DocxTemplate(object):
             self.zipname_to_replace[zipname] = fh.read()
 
     def post_processing(self, docx_file):
-        if self.crc_to_new_media or self.crc_to_new_embedded:
+        if ( self.crc_to_new_media or
+             self.crc_to_new_embedded or
+             self.zipname_to_replace ):
 
             if hasattr(docx_file, 'read'):
                 tmp_file = io.BytesIO()